/*
 * Copyright (c) 2017 AsyncHttpClient Project. All rights reserved.
 *
 * This program is licensed to you under the Apache License Version 2.0,
 * and you may not use this file except in compliance with the Apache License Version 2.0.
 * You may obtain a copy of the Apache License Version 2.0 at
 *     http://www.apache.org/licenses/LICENSE-2.0.
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the Apache License Version 2.0 is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Apache License Version 2.0 for the specific language governing permissions and limitations there under.
 */
package org.asynchttpclient.netty.channel;

/**
 * Non-blocking semaphore-like object with infinite permits.
 *
 * So try-acquire always succeeds.
 *
 * @author Stepan Koltsov
 */
enum NonBlockingSemaphoreInfinite implements NonBlockingSemaphoreLike {
    INSTANCE;

    @Override
    public void release() {
    }

    @Override
    public boolean tryAcquire() {
        return true;
    }

    @Override
    public String toString() {
        return NonBlockingSemaphore.class.getName();
    }
}
